An urn contains different colored marbles. the probability of drawing two green marbles from the urn without replacement is 320 , and the probability of drawing one green marble is 25 . what is the probability of drawing a second green marble, given that the first marble is green? 38 350 15 12

An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.

Will possibly give brainliest and a high rating. choose the linear inequality that describes the graph. the gray area represents the shaded region. 4x + y > 4 4x – y ≥ 4 4x + y < 4 4x + y ≥ 4

Which of the following contains a variable?